Thousands of celebrities use the service to connect with their fans.

VOA: special.2011.02.07

Now a group of charities and celebrities has launched a campaign to get some of the money back.

VOA: standard.2010.02.18

these are diamonds which were given to me." The appearance at The Hague of international celebrities has turned the world's attention to Mr.Taylor's trial.

VOA: standard.2010.08.09

He says they have received over 9,000 messages of support, including from politicians and celebrities.

VOA: standard.2009.06.19

Campaigners say it has helped to shine a spotlight on the violent consequences of the trade in illicit diamonds - a spotlight they hope will remain even after the celebrities have left.

VOA: standard.2010.08.09